<template>
  <div class="login-page">
    <!-- 头部导航 -->
    <van-nav-bar title="面经登录" />
    <!-- 表单 -->
    <van-form @submit="onSubmit">
      <van-field
        v-model="username"
        name="username"
        label="用户名"
        placeholder="用户名"
        :rules="[
          { required: true, message: '请填写用户名' },
          { pattern: /^\w{6,}$/, message: '请填写至少6位的字符' },
        ]"
      />
      <van-field
        v-model="password"
        type="password"
        name="password"
        label="密码"
        placeholder="密码"
        :rules="[
          { required: true, message: '请填写密码' },
          { pattern: /^\w{5,}$/, message: '请填写至少5位的字符' },
        ]"
      />
      <div style="margin: 16px">
        <van-button block type="info" native-type="submit">提交</van-button>
      </div>
    </van-form>
    <!-- 跳转注册页的链接 -->
    <router-link class="link" to="/register">去注册</router-link>
  </div>
</template>

<script>
import { login } from "@/api/user";
import { setToken } from "@/utils/storage";
export default {
  name: "login-page",
  data() {
    return {
      username: "",
      password: "",
    };
  },
  methods: {
    // 提交表单
    async onSubmit(values) {
      // values：表单内容组成的对象
      // 调用登录接口
      const res = await login(values);
      // console.log(res);
      // 1. 存储token
      setToken(res.data.token);
      // 2. 提示用户
      this.$toast.success("登录成功");
      // 3. 跳转到首页（面经页）
      this.$router.push("/");
    },
  },
};
</script>

<style lang="less" scoped>
.link {
  color: #069;
  font-size: 12px;
  padding-right: 20px;
  float: right;
}
</style>
